(PECL gnupg >= 0.5) Add a key for signing

(PECL gnupg >= 0.1) Returns the currently active protocol for all operations

(PECL gnupg >= 0.6) Sets the mode for error_reporting

(PECL gnupg >= 0.1) Toggle armored output

(PECL gnupg >= 0.1) Signs a given text string

(PECL gnupg >= 0.1) Decrypts a given text

(PECL gnupg >= 0.5) Removes all keys which were set for decryption before

(PECL gnupg >= 0.1) Sets the mode for signing

(PECL gnupg >= 0.1) Verifies a signed text

(PECL gnupg >= 0.4) Initialize a connection